Climatological Report (Seasonal) Issued by NWS Boston, MA
000
CXUS51 KBOX 010702 RRA
CLSORH
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
258 AM EDT TUE JUN 01 2021
...................................
...THE WORCESTER MA CLIMATE SUMMARY FOR THE SEASON, FROM
3/1/2021 TO 5/31/2021...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1892 TO 2021
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE
NORMAL
..............................................................
TEMPERATURE (F)
RECORD
HIGH 94 05/26/2010
LOW -6 03/04/1950
03/09/1943
HIGHEST 89 05/26 83
LOWEST 9 03/02 14
AVG. MAXIMUM 58.0 55.1 2.9
AVG. MINIMUM 38.7 36.5 2.2
MEAN 48.4 45.8 2.6
DAYS MAX >= 90 0 0.1 -0.1
DAYS MAX <= 32 5 5.2 -0.2
DAYS MIN <= 32 25 31.8 -6.8
DAYS MIN <= 0 0 0.1 -0.1
PRECIPITATION (INCHES)
RECORD
MAXIMUM 22.40 1983
MINIMUM 4.78 1915
TOTALS 11.11 11.83 -0.72
DAILY AVG. 0.12 0.13 -0.01
DAYS >= .01 33 38.2 -5.2
DAYS >= .10 19 22.7 -3.7
DAYS >= .50 11 8.0 3.0
DAYS >= 1.00 1 2.7 -1.7
GREATEST
24 HR. TOTAL 1.17 05/28 TO 05/28
SNOWFALL (INCHES)
RECORDS
MAXIMUM 49.5 2018
MINIMUM T MULTI-YEARS
TOTALS 7.0 15.6 -8.6
LIQUID EQUIV 0.70
SINCE 7/1 77.7 72.9 4.8
DAYS >= TRACE 6 6.1 -0.1
DAYS >= 1.0 1 3.4 -2.4
GREATEST
24 HR TOTAL 6.8 04/16 TO 04/16
DEGREE DAYS
HEATING TOTAL 1537 1794 -257
SINCE 7/1 5833 6543 -710
COOLING TOTAL 35 24 11
SINCE 1/1 35 24 11
FREEZE DATES
RECORD
EARLIEST 09/14/1893
LATEST 05/31/1938
EARLIEST 10/30
LATEST 05/13
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WIND (MPH)
AVERAGE WIND SPEED 11.4
RESULTANT WIND SPEED/DIRECTION 6/290
HIGHEST WIND SPEED/DIRECTION 46/290 DATE 03/01
HIGHEST GUST SPEED/DIRECTION 62/300 DATE 03/01
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.41
NUMBER OF DAYS FAIR 50
NUMBER OF DAYS PC 23
NUMBER OF DAYS CLOUDY 19
AVERAGE RH (PERCENT) 56
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 4 MIXED PRECIP 0
HEAVY RAIN 8 RAIN 18
LIGHT RAIN 41 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 1 SNOW 1
LIGHT SNOW 6 SLEET 0
FOG 30 FOG W/VIS <= 1/4 MILE 11
HAZE 2
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$
BL